title: Laboratory testing may not glitter like gold.
authors.forename: D R
authors.initials: DR
authors.lastname: Rovner
mesh_terms: D003362:Cost-Benefit Analysis; D003657:Decision Making; D003661:Decision Support Techniques; D003675:Defensive Medicine; D003955:Diagnostic Tests, Routine / Q000191:economics / Q000706:statistics & numerical data*; D006801:Humans; D010818:Practice Patterns, Physicians'